M2B Twin Cylinder Marine Steam Engine Model. The M2B is a twin-cylinder marine steam engine model featuring a compact 90-degree V-shaped design. Model: M2B. 1 × M2B Twin Cylinder Marine Steam Engine.
M2B Twin Cylinder Marine Steam Engine | Brass V-Twin | Reversible Valve | RC Boa
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New M2B Professional Twin Cylinder Marine Steam Engine - Solid Brass, Upgraded